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Technical Specifications
Last Updated: 2026-10-10
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | CYS-H-BLS-5818 |
| Category | Hobby |
| Performance | |
| Torque |
7.4V
166.68 oz-in
12.00 kg-cm
1.2 N-m
6.0V
138.90 oz-in
10.00 kg-cm
1.0 N-m
Below Average
|
| Speed |
7.4V
0.05 sec/60°
1,200.0 deg/s
200.0 RPM
6.0V
0.06 sec/60°
1,000.0 deg/s
166.7 RPM
Top 10%
|
| Running Current |
7.4V
0.100 A
100 mA
6.0V
0.080 A
80 mA
Top 10%
|
| Stall Current | 3.2–4 A3200–4000 mAAverage |
| Physical | |
| Weight | 2.54 oz72.0 gBelow Average |
| Dimensions |
L 1.575 in W 0.787 in H 1.549 in L 40.0 mm W 20.0 mm H 39.3 mm |
| Drivetrain | |
| Motor Type | Brushless |
| Gears | Steel |
| Gear Spline/Teeth | 25 T |
| Rotation/Support | Dual Bearings |
| Control & Signal | |
| Modulation | Digital |
| Direction | Counterclockwise |
| Rotational Range | 90° |
| Pulse Width | 1000-2000 µs |
| Neutral Position | 1500 µs |
| Dead Band | 3 µs |
| Control System | PWM |
| Programmable | No |
| Electrical & Environment | |
| Operating Voltage | 6–7.4 V |
| Temperature | -10–50 °C14–122 °F |
| Idle Current | 0.020 A20 mA |
| Connectivity | |
| Connector | JR (Universal) estimate |
| Wire Length | 300 mm11.81 in |
| Origin | |
| Country of Origin | China |
Disclaimer: Most data is sourced from the manufacturer. Some data is sourced from our loyal community and with the help of AI. We aim for accuracy but are not responsible for inaccurate information.
Class Comparison
| Torque | Below Average Stronger than 30% of 1043 Digital Standard servos at 6.0V |
| Speed | Top 10% Faster than 93% of 1041 Digital Standard servos at 6.0V |
| Weight | Below Average Lighter than 28% of 1902 Digital Standard servos |
| Running Current | Top 10% Lower draw than 95% of 173 Digital Standard servos at 6.0V |
| Stall Current | Average Lower draw than 38% of 539 Digital Standard servos |
Performance Analysis
| Shaft Power | 4.28–6.16 W |
| Power Density | 3.210 W/in³ More power-dense than 61% of 1759 Digital Standard servos |
| Torque Density | 1.9292 oz-in/g Stronger than 20% of 1036 Digital Standard servos |
| Torque-to-Volume Ratio | 72.34 oz-in/in³ Denser torque than 28% of 1042 Digital Standard servos |
| Speed-to-Weight | 0.23148 (1/sec·g) Faster than 89% of 1033 Digital Standard servos |
| Speed-Torque Trade-off | 8.33 Better balanced than 10% of 1031 Digital Standard servos |
| Current-per-Torque Ratio | 0.0288 A/oz-in More efficient than 15% of 315 Digital Standard servos |
| Idle-to-Running Current Ratio | 0.250 Lower idle draw than 15% of 112 Digital Standard servos |
| No-Load vs Stall Current Spread | 50.00 Narrower current spread than 10% of 132 Digital Standard servos |
| Torque Gain per Volt | 14.29%/V More voltage-responsive (torque) than 40% of 850 Digital Standard servos |
| Speed Gain per Volt | 14.29%/V More voltage-responsive (speed) than 43% of 871 Digital Standard servos |
| Voltage Range Width | 1.4 V Wider voltage range than 30% of 1539 Digital Standard servos |
| Dead-Band-to-Pulse-Width Ratio | 0.0030 Finer dead band than 8% of 468 Digital Standard servos |
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